CN210669555U - Mute power generation cabinet composed of lithium iron phosphate battery and bidirectional converter - Google Patents
Mute power generation cabinet composed of lithium iron phosphate battery and bidirectional converter Download PDFInfo
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- CN210669555U CN210669555U CN201921413721.XU CN201921413721U CN210669555U CN 210669555 U CN210669555 U CN 210669555U CN 201921413721 U CN201921413721 U CN 201921413721U CN 210669555 U CN210669555 U CN 210669555U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a silence power generation cabinet of constituteing by lithium iron phosphate battery and bidirectional converter, including rack (1), battery module (2) and bidirectional converter (3), be provided with cabinet door, handle, vent, universal caster on rack (1), electric core (22) of battery module (2) are the lithium iron phosphate battery, and bidirectional converter (3) are DC/DC bidirectional converter or AC/DC bidirectional converter. The utility model discloses a power generation cabinet has high efficiency, noiselessness, easy to assemble dismantlement and transport, longe-lived, but remote control, a plurality of advantages such as energy-concerving and environment-protective.
Description
Technical Field
The utility model relates to a power generation cabinet, especially a silence power generation cabinet of constituteing by lithium iron phosphate battery and bidirectional converter belongs to the emergency power generation field.
Background
In the aspect of emergency power generation application, oil engine power generation is widely applied due to the characteristics of high thermal efficiency and the like compared with other emergency power generation modes, and becomes a main mode of common emergency power generation in the current market, but the oil engine power generation also has a plurality of defects:
1. the requirement on fuel is high: high speed internal combustion engines typically use gasoline or light diesel fuel as a fuel and have stringent requirements for cleanliness of the fuel. It is difficult to use solid fuel or inferior fuel inside the cylinder.
2. Exhaust pollution and noise cause public nuisance: because the diesel engine is widely applied to various fields of national economy, the yield and the retention capacity of the diesel engine are extremely high, and the pollution to the environment is more and more serious.
3. The oil engine is difficult to generate electricity to reach places with poor geographic environment: for example, in the west, mountainous and other areas where the road conditions do not satisfy the vehicle driving conditions, the generator has a heavy weight (usually, the weight of the generator with 5kW power is 100-200 kg), the human power cannot move the generator to an emergency power generation place, and the oil engine cannot realize emergency power generation.
Therefore, the prior art needs to research and design an emergency power generation device which is energy-saving, environment-friendly, silent, simple in equipment and convenient to transport.
For the above reasons, the present inventors have made intensive studies on the existing power generating cabinet in order to design a new power generating cabinet capable of solving the above problems.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above problems, the inventor of the present invention has conducted an intensive study to design a mute power generation cabinet, which includes a cabinet 1, a battery module 2, a bidirectional converter 3, and an air switch 4, thereby completing the present invention.
Specifically, the silent power generation cabinet comprises a cabinet 1, wherein the cabinet 1 is provided with a cabinet front door 11, a door handle 111 is arranged on the cabinet door 11, a ventilation opening 112 is arranged at the upper part of the cabinet door 11,
two sides of the cabinet door 11 are cabinet side surfaces 12, a side handle 121 is arranged on the cabinet side surface 12,
further, a top handle 13 is provided on the top of the cabinet 1,
the opposite side of the cabinet door 11 is a detachable cabinet back door 14, the upper part of the cabinet back door 14 is provided with a vent 112 corresponding to the vent 112 of the cabinet door 11,
be provided with through-hole 15 in 1 bottom of rack, the 1 inside heat dissipation of rack of being convenient for on the one hand, on the other hand makes when 1 unexpected intaking of rack, and the hydroenergy in the rack 1 is fast discharged, avoids generating electricity the cabinet unusual such as short circuit to appear.
In the present invention, the bottom of the cabinet 1 is further provided with a universal caster 120.
In the utility model, a separation frame 16 is arranged inside the cabinet 1, the separation frame 16 divides the inside of the cabinet 1 into a plurality of spaces for placing the battery modules 2 and the bidirectional converter 3,
the partition frame 16 is further provided with a sliding sheet 161, and the sliding sheet 161 plays a role in guiding when the battery module and the bidirectional converter are installed and taken out.
A support frame 17 is also arranged between the separation frame 16 and the side surface 12 of the cabinet body, the support frame 17 is a columnar structure and is vertically connected on the separation frame 16,
in the present invention, a separation preventing means 18 is further provided on the cabinet door side of the cabinet 1 so that the battery module 2 and the bidirectional converter 3 do not slip out from the cabinet door side of the partition 16, the separation preventing means 18 is preferably a twist-able oval structure,
further, a terminal block 19 is further arranged at a position, close to the rear door of the cabinet, of the cabinet 1, and a plug-in terminal female head 191 is arranged on the terminal block 19.
On the cell-frame 16 was arranged in to battery module 2, bidirectional converter 3, battery module 2 was the box structure, and the one side has group battery handle 21, the transport of being convenient for, and its inside is provided with electric core 22, electric core 22 is the lithium iron phosphate battery, and electric core 22 is through the mode interconnect of establishing ties, parallelly connected or series-parallel combination to be connected with balanced module 23 through the cable, balanced module 23 is again through cable junction on plug terminal public head 24.
In a preferred embodiment, the battery cell 22 is a lithium iron phosphate battery, which not only reduces the cost of the power generation cabinet, but also saves energy and reduces emission, realizes resource recycling, avoids the problems of high requirement on fuel use and resource waste of the conventional oil engine, and is beneficial to environmental protection.
The partition frame 16 is further provided with an idle switch 4 for overcurrent protection of the power generation cabinet, the idle switch 4 is of a cuboid structure, an idle switch access terminal 41 is arranged on the side close to the rear door of the cabinet, the idle switch access terminal 41 is connected with the plug terminal female head 191 through a cable,
the side of the air switch 4 close to the cabinet door is provided with an air switch output end 42, the side of the bidirectional converter 3 close to the cabinet door is provided with a converter wiring terminal 31, the air switch output end 42 is connected with the converter wiring terminal 31 through a cable, and the side of the bidirectional converter 3 close to the cabinet door is also provided with an external wiring terminal 32 so as to be connected with an external system.
In the present invention, the bidirectional converter 3 can be a DC/DC bidirectional converter, or an AC/DC bidirectional converter,
when the bidirectional converter 3 is a DC/DC bidirectional converter, it can be applied to the situation of frequent bidirectional energy exchange between two DC power systems, such as communication rooms,
when the bidirectional converter 3 is an AC/DC bidirectional converter, it can be applied to the power supply occasions of public power grids, such as communication machine rooms, 380V alternating current grid power supply systems.
The utility model provides a power generation cabinet has following beneficial effect:
(1) according to the power generation cabinet provided by the utility model, the noise generated during the operation is not more than 70dB, the high-efficiency and noiseless power generation is realized, and the power generation cabinet can be applied to the scenes where all gasoline generators cannot enter;
(2) according to the modular design of the power generation cabinet provided by the utility model, the operation such as installation, disassembly, transportation and the like is convenient, the service life is long, and the flexibility is high;
(3) according to the power generation cabinet provided by the utility model, unattended operation and remote control can be realized;
(4) according to the utility model provides a power generation cabinet adopts the lithium iron phosphate battery, and the charge-discharge in-process does not produce any gas and other harmful substance, plays energy saving and emission reduction, effect that the resource was recycled.
Drawings
Fig. 1 shows a schematic structural view of a power generation cabinet according to a preferred embodiment of the present invention;
fig. 2 shows a schematic structural view of a power generation cabinet according to a preferred embodiment of the present invention;
fig. 3 shows a schematic structural view of a power generation cabinet according to a preferred embodiment of the present invention;
fig. 4 shows a schematic view of a preferred embodiment of the caster according to the present invention;
fig. 5 shows a schematic structural view of a power generation cabinet according to a preferred embodiment of the present invention;
fig. 6 is a schematic view illustrating a structure of a battery module according to a preferred embodiment of the present invention;
fig. 7 shows a schematic structural view of a power generating cabinet set according to a preferred embodiment of the present invention;
fig. 8 shows a block diagram of a bidirectional DCDC charging system according to a preferred embodiment of the present invention;
fig. 9 shows a block diagram of a bi-directional DCDC discharge system according to a preferred embodiment of the present invention;
fig. 10 shows a circuit diagram of a bidirectional DCDC according to a preferred embodiment of the present invention;
fig. 11 shows a block diagram of a bidirectional DCAC system according to a preferred embodiment of the present invention.
The reference numbers illustrate:
1-a cabinet;
11-a cabinet door;
111-a door handle;
112-a vent;
113-a guard plate;
12-cabinet side;
121-side handle;
13-a top handle;
14-cabinet back door;
141-screw holes;
15-a through hole;
16-a spacer;
161-sliding sheet;
162-a baffle;
17-a support frame;
18-anti-drop device;
19-a terminal block;
191-plug terminal female head;
120-universal caster wheel;
1201-universal wheel;
1202-a brake part;
2-a battery module;
21-a battery pack handle;
22-electric core;
23-an equalization module;
24-plug terminal male;
25-S type thermally-induced aerosol fire-extinguishing equipment;
26-a pulley;
27-battery pack upper handle;
3-a bidirectional converter;
31-a converter terminal;
32-external wiring terminals;
33-touch screen
4-air switch;
41-air switch access terminal;
42-air switch out end;
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. The features and advantages of the present invention will become more apparent from the description.
The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
According to the silent power generation cabinet composed of lithium iron phosphate batteries and a bidirectional converter provided by the utility model, as shown in fig. 1, the power generation cabinet comprises a cabinet 1, a battery module 2 and a bidirectional converter 3,
the cabinet 1 is provided with a detachable cabinet door 11, a door handle 111 is arranged on the cabinet door 11, a ventilation opening 112 is arranged at the upper part of the cabinet door 11, so that the heat dissipation of the power generation cabinet during the work is facilitated, the service life of the battery module 2 and the bidirectional converter 3 is prolonged,
in a preferred embodiment, the door handle 111 is a door lock, so that the door 11 can be locked, to protect the various components inside the cabinet 1,
in a preferred embodiment, the ventilation opening 112 has a plurality of protruding guards 113 above and at the sides thereof for waterproof, and the ventilation opening 112 is uniformly distributed at the upper portion of the cabinet door 11.
The utility model discloses in, cabinet door 11 both sides are cabinet side 12, are provided with lateral part handle 121 on cabinet side 12, preferably, lateral part handle 121 is a plurality ofly, and the dispersion is on two cabinet side 12 to make things convenient for double transport.
Further, a top handle 13 is provided on the top of the cabinet 1, so that a single person can push or pull the cabinet 1.
The opposite side of the cabinet door 11 is a detachable cabinet rear door 14 to facilitate the installation of the battery module 2 and the bidirectional frequency converter 3 inside the cabinet, the cabinet rear door 14 is provided with a door lock to protect the internal components, as shown in fig. 2, the upper part of the cabinet rear door 14 is provided with a vent 112 corresponding to the vent 112 of the cabinet door 11, so that the heat dissipation effect of the cabinet 1 is better,
in a preferred embodiment, a screw hole 141 is further provided on the cabinet back door 14 to fix the cabinet back door 14 to the cabinet 1.
Be provided with through-hole 15 in 1 bottom of rack, as shown in fig. 3, through-hole 15 is convenient for 1 inside heat dissipation of rack on the one hand, and on the other hand makes when 1 unexpected intake of rack, and the hydroenergy in the rack 1 is discharged fast, avoids generating electricity the cabinet unusual such as short circuit to appear.
In the utility model, the bottom of the cabinet 1 is also provided with universal casters 120 to facilitate the transportation of the power generation cabinet,
preferably, the universal caster 120, as shown in fig. 4, includes a universal wheel 1201 and a brake part 1202, when the power generation cabinet is moved to a suitable position, the power generation cabinet can be fixed by pressing the brake part 1202, and the power generation cabinet can be moved by pulling up the brake part 1202.
In a preferred embodiment, the height of the cabinet is less than 1.1 meter, the width is less than 0.5 meter, and the length is less than 0.8 meter, so that the cabinet 1 can be easily moved by matching with the universal casters 120.
The utility model discloses in 1 inside separator 16 that is provided with of rack, separator 16 falls into a plurality of spaces with 1 inside of rack to place battery module 2 and bidirectional converter 3.
Preferably, as shown in fig. 3, the separating frame 16 is an angle-iron-shaped structure, and is symmetrically distributed on the two cabinet side surfaces 12, and compared with a flat-plate-shaped structure, the angle-iron-shaped structure can reduce the contact area between the battery module 2 and the bidirectional converter 3 and the separating frame 16, and is more favorable for heat dissipation.
Preferably, the separation frame 16 is further provided with a sliding plate 161 for guiding when the battery module and the bidirectional converter are mounted and dismounted.
Further, a baffle plate 162 is arranged on the side of the partition frame 16 close to the rear door of the cabinet to prevent the battery module 2 from sliding out of the partition frame 16.
In a preferred embodiment, a supporting frame 17 is further disposed between the separating frame 16 and the cabinet side 12, the supporting frame 17 is a columnar structure and is vertically connected to the separating frame 16, so as to enhance the mechanical strength of the separating frame 16 and the cabinet side 12, improve the stability of the power generation cabinet,
preferably, the number of the supporting frames 17 is 4, and the supporting frames are distributed at the edge position of the cabinet side 12, as shown in fig. 3.
In the utility model, the cabinet door side of the cabinet 1 is also provided with an anti-falling device 18, so that the battery module 2 and the bidirectional converter 3 can not slide out from the cabinet door side of the separation frame 16,
in a preferred embodiment, as shown in fig. 3, the anti-slip device 18 is an oval structure that can be screwed, after the battery module 2 or the bidirectional converter 3 is installed, the anti-slip device 18 can be screwed so that it partially shields the inner space of the cabinet 1, thereby fixing the battery module 2 or the bidirectional converter 3 on the partition frame 16, as shown in fig. 5,
a terminal block 19 is further arranged at a position of the cabinet 1 close to the rear door of the cabinet, as shown in fig. 3, a plug terminal female head 191 is arranged on the terminal block 19, a cable is arranged on the terminal block 19, and the plug terminal female heads 191 are connected in series or in parallel.
The battery modules 2 and the bidirectional converter 3 are disposed on the separating frame 16, as shown in fig. 5, further, there may be a plurality of battery modules 2, and when in use, the number of the battery modules 2 may be selected according to actual use requirements.
The battery module 2 is a box structure, one side of which is provided with a battery pack handle 21 for carrying, and the battery cell 22 is arranged inside the battery module, as shown in fig. 6, the battery cells 22 are connected with each other in a series, parallel or series-parallel combination mode, and are connected with a balancing module 23 through a cable, the balancing module 23 is connected with a plug terminal male 24 through a cable, as shown in fig. 6,
furthermore, the male plug terminal 24 corresponds to the female plug terminal 191 in type, so that the battery module 2 is connected to the terminal block 19,
furthermore, the male plug terminal 24 corresponds to the female plug terminal 191 in position, so that in the installation process, the male plug terminal 24 can be butted with the female plug terminal 191 without manual alignment under the guiding action of the sliding sheet 161.
In a preferred embodiment, the bottom of the battery module 2 is further provided with a pulley 26 to reduce friction with the spacer 16 when the battery module is loaded or unloaded, thereby facilitating assembly and disassembly.
Further, an S-shaped thermal aerosol fire extinguishing device 25 is further disposed inside the battery module 2 to prevent accidents.
The battery core 22 is a lithium iron phosphate battery, so that the cost of the power generation cabinet is reduced, energy is saved, emission is reduced, resource recycling is realized, the problems of high fuel use requirement and resource waste of the traditional oil engine are solved, and environmental protection is facilitated.
In the present invention, it is preferable that the battery module 2 has a single weight of not more than 50 kg and a length of not more than 0.71 m for easy assembly and transportation.
The partition frame 16 is further provided with an idle switch 4 for performing overcurrent protection on the power generation cabinet, as shown in fig. 5, the idle switch 4 is of a rectangular parallelepiped structure, and is preferably disposed above the bidirectional converter 3, and an idle switch access terminal 41 is provided at a side close to the rear door of the cabinet, as shown in fig. 7, the idle switch access terminal 41 is connected to the plug terminal female head 191 through a cable,
the side of the said air switch 4 close to the cabinet door has an air switch output 42, as shown in fig. 5, the side of the said bidirectional converter 3 close to the cabinet door has a converter terminal 31, the air switch output 42 is connected with the converter terminal 31 by a cable,
further, the bidirectional converter 3 is also provided with a touch screen 33, so as to set relevant parameters,
an external connecting terminal 32 is further arranged on the side of the bidirectional converter 3 close to the cabinet door to be connected with an external system.
The utility model discloses in, bidirectional converter 3 can be DC/DC bidirectional converter, also can be AC/DC bidirectional converter, and the noise that bidirectional converter during operation produced is less than 70dB, compares with traditional oil engine noise 95-120dB, has built good operational environment.
When the bidirectional converter 3 is a DC/DC bidirectional converter, it can be applied to the situation of frequent bidirectional energy exchange between two DC power systems, such as communication rooms,
as shown in fig. 8 and 9, when the power supply of the communication machine room is normal, the power supply of the communication machine room can charge the power generation cabinet, the switch power supply 48V of the communication machine room is used as the input side source of the switch power supply, the switch power supply passes through the filter circuit and is boosted through the BOOST circuit, then the input side and the output side are electrically isolated through the chopping of the high-frequency transformer, and finally the voltage is controlled to the required size through the control link of the BUCK voltage reduction circuit, so that the charging management of the battery module 2 is carried out, different types and storage batteries with different voltage levels can be accurately carried out, the three-stage charging management is carried out, and by adopting the circuit structure, the conversion efficiency can reach more than.
When the power supply of the communication machine room is abnormal, the power generation cabinet can supply power to the communication machine room, the battery module 2 serves as an input side source of the DC/DC bidirectional converter, the input side source is boosted through the BOOST circuit, chopped through the high-frequency transformer, reduced through the BUCK voltage reduction circuit, and finally filtered through the filter circuit, voltages of different grades are converted into constant 48V direct-current bus voltage to be used by the communication machine room, and a specific circuit diagram is shown in fig. 10.
When the bidirectional converter 3 is an AC/DC bidirectional converter, it can be applied to the power supply of public power grid, such as 380V AC power grid power supply system,
when the 380V public power grid is supplying power normally, the public power grid power supply can charge the power generating cabinet, as shown in fig. 11, firstly, the three-phase power grid voltage current, the direct current bus voltage, the battery voltage and the battery current are collected through a current sampling conditioning circuit, a voltage sampling conditioning circuit and a grid side voltage phase detection circuit in a hardware circuit, and the information obtained through sampling is transmitted to a DSP through a voltage clark, park conversion circuit, a current clark, park conversion circuit and an ipark conversion circuit, and is converted into a digital quantity through an AD inside the DSP and transmitted to a space vector pulse width modulation generator. After receiving the parameters given by the upper computer or the touch screen 33 thereof, the space vector pulse width modulation generator realizes the control of the direct current bus voltage through the PWM rectification of the front stage, and then carries out the staggered parallel buck conversion through the staggered parallel pulse generator of the rear stage, and outputs the constant voltage and the current limitation through the two-time control, thereby completing the charging process of the battery module 2,
the upper computer is a module with a communication function and can be remotely controlled.
When the power supply of a 380V public power grid is insufficient, the power generation cabinet can supplement the public power grid to discharge the public power grid, firstly, three-phase power grid voltage current, direct-current bus voltage, battery voltage and battery current are collected through current sampling conditioning, voltage sampling conditioning and grid side voltage phase detection in a hardware circuit, information obtained through sampling is subjected to voltage clark and park conversion, current clark and park conversion and ipark conversion, and is transmitted to a DSP, and AD inside the DSP is converted into digital quantity and is transmitted to a space vector pulse width modulation generator. The output current of the battery module 2 is subjected to interleaved boost conversion through an interleaved parallel pulse generator, a 48V battery voltage pump is boosted to a direct current bus voltage of 750V, after the space vector pulse width modulation generator receives parameters given by an upper computer or a touch screen 33, unit power factor grid connection is realized through PWM inversion,
furthermore, reactive power support for the power grid can be realized by setting parameters received by the space vector pulse width modulation generator to be reactive voltage.
When a 380V public power grid cannot supply power, the power generation cabinet can perform off-grid power generation, the output current of the battery module 2 is subjected to staggered parallel boost conversion through a staggered parallel pulse generator, a 48V battery voltage pump is boosted to 750V direct-current bus voltage, phase angle parameters required by the space vector pulse width modulation generator are generated by a ramp function, and other parameters are given by an upper computer or a touch screen 33, so that 380V power supply can be performed on a load.
When the battery pack is controlled by charging and discharging of the bidirectional converter, no gas or other harmful substances are generated, and the purpose of protecting the environment is achieved.
The present invention has been described above in connection with preferred embodiments, which are merely exemplary and illustrative. On this basis, can be right the utility model discloses carry out multiple replacement and improvement, these all fall into the utility model discloses a protection scope.
Claims (10)
1. A mute power generation cabinet consisting of a lithium iron phosphate battery and a bidirectional converter is characterized by comprising a cabinet (1), a battery module (2) and the bidirectional converter (3),
the cabinet (1) is provided with a cabinet door (11), the two sides of the cabinet door (11) are provided with cabinet side surfaces (12), a detachable cabinet rear door (14) is arranged on the opposite side of the cabinet door (11),
a handle is arranged on the cabinet (1), universal casters (120) are arranged at the bottom of the cabinet (1),
the air vents are arranged on the cabinet (1) so that the cabinet (1) can dissipate heat more quickly,
the battery module (2) and the bidirectional converter (3) are of box structures, are installed in the cabinet (1) and are connected through cables.
2. The power generating cabinet according to claim 1,
a door handle (111) is arranged on the cabinet door (11),
a side handle (121) is arranged on the side surface (12) of the cabinet body,
the top of the cabinet (1) is provided with a top handle (13).
3. The power generating cabinet according to claim 1,
a separation frame (16) is arranged in the cabinet (1) to divide the interior of the cabinet (1) into a plurality of spaces so that a bidirectional converter (3) and a plurality of battery modules (2) are arranged in the cabinet (1),
a slide sheet (161) is also arranged on the separation frame (16) and plays a role in guiding when the battery module and the bidirectional converter are installed and taken out,
a support frame (17) is further arranged between the separation frame (16) and the side face (12) of the cabinet body, the support frame (17) is of a columnar structure and is vertically connected to the separation frame (16), and the mechanical strength of the separation frame (16) and the side face (12) of the cabinet body is improved.
4. The power generating cabinet according to claim 1,
a ventilation opening (112) is arranged at the upper part of the cabinet door (11),
a ventilation opening (112) is arranged at the upper part of the cabinet rear door (14),
the bottom of the cabinet (1) is provided with a through hole (15).
5. The power generating cabinet according to claim 1,
and an anti-falling device (18) is further arranged on the side of the cabinet door of the cabinet (1) to prevent the battery module (2) and the bidirectional converter (3) from sliding out of the side of the cabinet door of the separation frame (16).
6. The power generating cabinet according to claim 1,
a terminal table (19) is also arranged at the position of the cabinet (1) close to the rear door of the cabinet, a plug-in terminal female head (191) is arranged on the terminal table (19),
an empty switch (4) is arranged on the separation frame (16), the empty switch (4) is of a cuboid structure, an empty switch access end (41) is arranged on the side of the empty switch (4) close to the rear door of the cabinet, the empty switch access end (41) is connected with a plug terminal female head (191) through a cable, an empty switch access end (42) is arranged on the side of the empty switch (4) close to the cabinet door,
the side, close to the cabinet door, of the bidirectional converter (3) is provided with a converter wiring terminal (31) and is connected with an air switch output end (42) through a cable, and the side, close to the cabinet door, of the bidirectional converter (3) is further provided with an external wiring terminal (32) and is connected with an external system.
7. A power generating cabinet according to claim 6,
the battery module (2) is provided with a battery pack handle (21), a battery cell (22) is arranged in the battery module, the battery cell (22) is a lithium iron phosphate battery, the battery cells (22) are connected with each other in a series, parallel or series-parallel combination mode and are connected with a balancing module (23) through a cable, the balancing module (23) is connected on a plug terminal male head (24) through a cable,
the plug terminal male head (24) corresponds to the plug terminal female head (191) in type, so that the battery module (2) is connected with the terminal block (19).
8. The power generation cabinet of claim 7,
the battery cell (22) is a lithium iron phosphate battery.
9. Power generation cabinet according to one of the claims 1 to 6,
the bidirectional converter (3) is a DC/DC bidirectional converter, and the bidirectional converter (3) is provided with a filter circuit, a BOOST circuit, a high-frequency transformer and a BUCK voltage reduction circuit, so that bidirectional energy exchange can be performed between two direct current systems.
10. Power generation cabinet according to one of the claims 1 to 6,
the bidirectional converter (3) is an AC/DC bidirectional converter and is provided with an upper computer or a touch screen (33), and a current sampling conditioning circuit, a voltage sampling conditioning circuit, a network side voltage phase detection circuit, a voltage clark and park conversion circuit, a current clark and park conversion circuit, an ipark conversion circuit, a space vector pulse width modulation generator, a PWM (pulse width modulation) rectification circuit and a staggered parallel pulse generator are arranged in the bidirectional converter (3), so that the bidirectional converter can be charged and discharged in a public power grid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921413721.XU CN210669555U (en) | 2019-08-28 | 2019-08-28 | Mute power generation cabinet composed of lithium iron phosphate battery and bidirectional converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921413721.XU CN210669555U (en) | 2019-08-28 | 2019-08-28 | Mute power generation cabinet composed of lithium iron phosphate battery and bidirectional converter |
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| Publication Number | Publication Date |
|---|---|
| CN210669555U true CN210669555U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921413721.XU Active CN210669555U (en) | 2019-08-28 | 2019-08-28 | Mute power generation cabinet composed of lithium iron phosphate battery and bidirectional converter |
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| CN (1) | CN210669555U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114497865A (en) * | 2022-04-18 | 2022-05-13 | 江苏英拓动力科技有限公司 | Gang battery pack based on power battery monitoring system |
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2019
- 2019-08-28 CN CN201921413721.XU patent/CN210669555U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114497865A (en) * | 2022-04-18 | 2022-05-13 | 江苏英拓动力科技有限公司 | Gang battery pack based on power battery monitoring system |
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